function test(bean){
	for(var attr in bean){
		var value = bean[attr];
		var type = typeof value;
		if(typeof value === 'object' && attr != 'class'  && String(value.getClass().name) == 'java.lang.String'){
			
			println(value);
			bean[attr] = value + "abc";
			
		}
	}
	return bean;
}